diff --git a/src/mem/packet.hh b/src/mem/packet.hh
index 9984191562..7ec061710c 100644
--- a/src/mem/packet.hh
+++ b/src/mem/packet.hh
@@ -327,6 +327,8 @@ class Packet
         icmd |= IsResponse;
         if (isRead())
             icmd |= HasData;
+        if (isWrite())
+            icmd &= ~HasData;
         cmd = (Command)icmd;
         dest = src;
         srcValid = false;